common.mak

   1 #
   2 # common bits used by all libraries
   3 #
   4
   5 all: # make "all" default target
   6
   7 ifndef SUBDIR
   8 vpath %.c $(SRC_DIR)
   9 vpath %.h $(SRC_DIR)
  10 vpath %.S $(SRC_DIR)
  11
  12 ALLFFLIBS = avcodec avdevice avfilter avformat avutil postproc swscale
  13
  14 CFLAGS = -DHAVE_AV_CONFIG_H -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE \
  15          -D_ISOC9X_SOURCE -I$(BUILD_ROOT) -I$(SRC_PATH) $(OPTFLAGS)
  16
  17 %.o: %.c
  18         $(CC) $(CFLAGS) $(LIBOBJFLAGS) -c -o $@ $<
  19
  20 %.o: %.S
  21         $(CC) $(CFLAGS) $(LIBOBJFLAGS) -c -o $@ $<
  22
  23 %.ho: %.h
  24         $(CC) $(CFLAGS) $(LIBOBJFLAGS) -Wno-unused -c -o $@ -x c $<
  25
  26 %.d: %.c
  27         $(DEPEND_CMD) > $@
  28
  29 %.d: %.S
  30         $(DEPEND_CMD) > $@
  31
  32 %.d: %.cpp
  33         $(DEPEND_CMD) > $@
  34
  35 %$(EXESUF): %.c
  36
  37 install: install-libs install-headers
  38
  39 uninstall: uninstall-libs uninstall-headers
  40
  41 .PHONY: all depend dep clean distclean install* uninstall* tests
  42 endif
  43
  44 CFLAGS   += $(CFLAGS-yes)
  45 OBJS     += $(OBJS-yes)
  46 ASM_OBJS += $(ASM_OBJS-yes)
  47 CPP_OBJS += $(CPP_OBJS-yes)
  48 FFLIBS   := $(FFLIBS-yes) $(FFLIBS)
  49 TESTS    += $(TESTS-yes)
  50
  51 FFEXTRALIBS := $(addprefix -l,$(addsuffix $(BUILDSUF),$(FFLIBS))) $(EXTRALIBS)
  52 FFLDFLAGS   := $(addprefix -L$(BUILD_ROOT)/lib,$(FFLIBS)) $(LDFLAGS)
  53
  54 SRCS := $(OBJS:.o=.c) $(ASM_OBJS:.o=.S) $(CPP_OBJS:.o=.cpp)
  55 OBJS := $(OBJS) $(ASM_OBJS) $(CPP_OBJS)
  56
  57 SRCS  := $(addprefix $(SUBDIR),$(SRCS))
  58 OBJS  := $(addprefix $(SUBDIR),$(OBJS))
  59 TESTS := $(addprefix $(SUBDIR),$(TESTS))
  60
  61 DEP_LIBS:=$(foreach NAME,$(FFLIBS),lib$(NAME)/$($(BUILD_SHARED:yes=S)LIBNAME))
  62
  63 ALLHEADERS := $(subst $(SRC_DIR)/,$(SUBDIR),$(wildcard $(SRC_DIR)/*.h))
  64 checkheaders: $(filter-out %_template.ho,$(ALLHEADERS:.h=.ho))
  65
  66 DEPS := $(OBJS:.o=.d)
  67 depend dep: $(DEPS)
  68
  69 CLEANSUFFIXES = *.o *~ *.ho
  70 LIBSUFFIXES   = *.a *.lib *.so *.so.* *.dylib *.dll *.def *.dll.a *.exp *.map
  71 DISTCLEANSUFFIXES = *.d
  72
  73 define RULES
  74 $(SUBDIR)%$(EXESUF): $(SUBDIR)%.o
  75         $(CC) $(FFLDFLAGS) -o $$@ $$^ $(SUBDIR)$(LIBNAME) $(FFEXTRALIBS)
  76
  77 $(SUBDIR)%-test.o: $(SUBDIR)%.c
  78         $(CC) $(CFLAGS) -DTEST -c -o $$@ $$^
  79
  80 $(SUBDIR)%-test.o: $(SUBDIR)%-test.c
  81         $(CC) $(CFLAGS) -DTEST -c -o $$@ $$^
  82
  83 clean::
  84         rm -f $(TESTS) $(addprefix $(SUBDIR),$(CLEANFILES) $(CLEANSUFFIXES) $(LIBSUFFIXES)) \
  85             $(addprefix $(SUBDIR), $(foreach suffix,$(CLEANSUFFIXES),$(addsuffix /$(suffix),$(DIRS))))
  86
  87 distclean:: clean
  88         rm -f  $(addprefix $(SUBDIR),$(DISTCLEANSUFFIXES)) \
  89             $(addprefix $(SUBDIR), $(foreach suffix,$(DISTCLEANSUFFIXES),$(addsuffix /$(suffix),$(DIRS))))
  90 endef
  91
  92 $(eval $(RULES))
  93
  94 tests: $(TESTS)
  95
  96 -include $(DEPS)